Question 170: Motion in 2D & Vectors

Question

A ball is projected with a velocity, 10 ms
$-$1
, at an angle of 60$^\circ$ with the vertical direction. Its speed at the highest point of its trajectory will be

Accepted Answer

At highest point vertical component of velocity become zero.
At highest point speed of object = 10cos30$^\circ$
= 5$\sqrt3$ m/s

Answer

Zero

Answer

5$\sqrt3$ ms
$-$1

Answer

5 ms
$-$1

Answer

10 ms
$-$1

Motion in 2D & Vectors

A ball is projected with a velocity, 10 ms -1 , at an angle of 60^\circ with the vertical direction. Its speed at the highest point of its trajectory will be

Choose the correct answer: